Across
1
Chemical element in table salt
3
Form of thermal energy
6
Unit of force
Down
2
The Red Planet
4
Second lightest element
5
Our home planet
7
Molten rock beneath Earth surface
8
Compound containing oxygen
Chemical element in table salt
Form of thermal energy
Unit of force
The Red Planet
Second lightest element
Our home planet
Molten rock beneath Earth surface
Compound containing oxygen